Patents by Inventor Philip Threadgold

Philip Threadgold has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4938650
    Abstract: Spreading apparatus for use with a tractor, comprising frame means for attachment to the three-point-linkage of a tractor, a hopper mounted on the frame means, the hopper having means for allowing a substance, contained within the hopper, to be spread onto the ground; and means for moving the hopper relative to the frame to allow the hopper to rotate from a spreading position in which the hopper is in a substantially upright position to a loading position in which the hopper is in a substantially horizontal position whereby the hopper may be used as a shovel to allow the substance to be spread over the ground to be loaded into the hopper, means being provided to effect movement of the hopper between positions.
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: July 3, 1990
    Assignee: Charterhouse Turf Machinery Limited
    Inventors: David W. Jenkins, Philip Threadgold